Home / 1,770,638,464.80-2,655,957,697.20-1,159,108,941.60

Finding the Fourth Proportional to 1,770,638,464.80, 2,655,957,697.20 and 1,159,108,941.60

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Solution

The fourth proportional to 1,770,638,464.80, 2,655,957,697.20 and 1,159,108,941.60 is: 1,738,663,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,638,464.80 : 2,655,957,697.20 = 1,159,108,941.60 : x
  2. Step 2: Convert to fraction form
    1,770,638,464.80/2,655,957,697.20 = 1,159,108,941.60/x
  3. Step 3: Cross multiply
    1,770,638,464.80x = 2,655,957,697.20 × 1,159,108,941.60
  4. Step 4: Simplify right side
    1,770,638,464.80x = 3,078,544,315,335,864,832
  5. Step 5: Solve for x
    x = 3,078,544,315,335,864,832/1,770,638,464.80
  6. Step 6: Final answer
    x = 1,738,663,412.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.